Sample 242
NavDat sample number 17721 · RHYOLITE
Sample
| Sample ID | 242 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Maximum and minimum ages given are approximations based on average error of previous K-Ar dating. |
Location
| Latitude | 33.8942 |
|---|---|
| Longitude | -107.399 |
| Location | Potato Canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.3 | 27 | 34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | -30 | PPM | EDXRF | |
| CR | -1 | PPM | EDXRF | |
| HF | 5.4 | PPM | EDXRF | |
| NI | 5 | PPM | EDXRF | |
| RB | 185 | PPM | EDXRF | |
| SC | 2.9 | PPM | EDXRF | |
| SR | 22 | PPM | EDXRF | |
| TH | 20.7 | PPM | EDXRF | |
| U | 5.1 | PPM | EDXRF | |
| V | 10 | PPM | EDXRF | |
| Y | 62 | PPM | EDXRF | |
| ZN | 46 | PPM | EDXRF | |
| ZR | 187 | PPM | EDXRF | |
| LA | 49 | PPM | EDXRF | |
| CE | 98 | PPM | EDXRF | |
| ND | 31 | PPM | EDXRF | |
| SM | 12.5 | PPM | EDXRF | |
| EU | 0.63 | PPM | EDXRF | |
| TB | 0.93 | PPM | EDXRF | |
| YB | 6.02 | PPM | EDXRF | |
| LU | 0.73 | PPM | EDXRF | |
| SIO2 | 74.42 | WT% | EDXRF | |
| TIO2 | 0.31 | WT% | EDXRF | |
| AL2O3 | 13.16 | WT% | EDXRF | |
| FEO | 0.44 | WT% | EDXRF | |
| FE2O3 | 1.3 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | 0.24 | WT% | EDXRF | |
| CAO | 0.4 | WT% | EDXRF | |
| NA2O | 3.78 | WT% | EDXRF | |
| K2O | 5.17 | WT% | EDXRF | |
| P2O5 | 0.06 | WT% | EDXRF | |
| H2O_PLUS | 0.41 | WT% | EDXRF | |
| TOTAL | 99.83 | WT% | EDXRF |